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US Patent: 498,157
Wrench
Patentee:
George W. East - Heltonville, IN

USPTO Classifications:
81/74

Tool Categories:
wrenches : axle nut wrenches : axle nut wrenches that lock nut to wheel hub

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Jesse Heller
Philip C. Masi
Joseph H. East
Jesse M. Butcher

Patent Dates:
Applied: Mar. 11, 1893
Granted: May 23, 1893

Patent Pictures:
George W. East patent May 23, 1983
USPTO pdf tiff
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Description:
The wrench uses a hook and an "over-center" lever lock attached to the center of a spring "handle" to clamp an axle nut socket wrench to a wheel spoke.

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